Search Results - "Auel, R."

Concentrations of nitrous acid, nitric acid, nitrite and nitrate in the gas and aerosol phase at a site in the emission zone during ESCOMPTE 2001 experiment by Acker, K., Möller, D., Auel, R., Wieprecht, W., Kalaß, D.

“…Ground-based measurements were performed at the “Expérience sur Site pour COntraindre les Modèles de Pollution atmosphérique et de Transport d`Emissions”…”
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Schmücke hill cap cloud and valley stations aerosol characterisation during FEBUKO (I): Particle size distribution, mass, and main components by Brüggemann, E., Gnauk, T., Mertes, S., Acker, K., Auel, R., Wieprecht, W., Möller, D., Collett, J.L., Chang, H., Galgon, D., Chemnitzer, R., Rüd, C., Junek, R., Wiedensohler, W., Herrmann, H.

“…Hill cap cloud field experiments were performed during autumn 2001 and 2002 in the Thüringer Wald (Germany). Gas phase trace compounds were determined at an…”
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Case study of cloud physical and chemical processes in low clouds at Mt. Brocken by Acker, K, Mertes, S, Möller, D, Wieprecht, W, Auel, R, Kalaß, D

“…Frequency distributions of cloud base height and cloud type of low clouds observed between May and October 1998 at Mt. Brocken (Germany) have been derived from…”
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Aerosol characterisation at the FEBUKO upwind station Goldlauter (I): Particle mass, main ionic components, OCEC, and mass closure by Gnauk, T., Brüggemann, E., Müller, K., Chemnitzer, R., Rüd, C., Galgon, D., Wiedensohler, A., Acker, K., Auel, R., Wieprecht, W., Möller, D., Jaeschke, W., Herrmann, H.

“…This contribution presents characterisation efforts of the gas phase and particle phase main components during the FEBUKO orographic cloud passage experiments…”
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Nitrous and Nitric Acid Measurements Inside and Outside of Clouds at Mt. Brocken by Acker, K, Moeller, D, Wieprecht, W, Auel, R, Kalass, D, Tscherwenka, W

“…A measurement method for the continuous and in situ analysis of atmospheric concentration of HNO^sub 2^ and HNO^sub 3^ inside and outside of clouds has…”
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Atmospheric research program for studying changing emission patterns after German unification by Acker, K., Möller, D., Marquardt, W., Brüggemann, E., Wieprecht, W., Auel, R., Kalaß, D.

“…A dramatic decrease in emission of sulphur dioxide (SO 2, 60%), dust (82%), nitrogen oxide (NO, 30%) and other pollutants (hydrochloric acid (HCl); ammonia (NH…”
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Evidence for heterogeneous formation of nitrous acid on cloud droplets by Acker, K., Wieprecht, W., Auel, R., Kalass, D., Möller, D.

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Cloud water composition in relation to the droplet size distribution and cloud base altitude by Wieprecht, W., Moeller, D., Acker, K., Auel, R., Kalass, D.

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Concentrations of nitrous acid, nitric acid, nitrite and nitrate in the gas and aerosol phase at a site in the emission zone during ESCOMPTE 2001 experiment: ESCOMPTE by ACKER, K, MÖLLER, D, AUEL, R, WIEPRECHT, W, KALASS, D

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COUPLING OF WET DENUDER AND ION CHROMATOGRAPHY TECHNIQUE FOR SENSITIVE MEASUREMENTS OF NITROUS AND NITRIC ACID IN MELPITZ by ACKER, K., WIEPRECHT, W., AUEL, R.

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Aerosol characterisation at the FEBUKO upwind station Goldlauter (I) : Particle mass, main ionic components, OCEC, and mass closure: FEBUKO and MODMEP: A combined study of aerosol-cloud interaction by field experiments and model development by GNAUK, T, BRÜGGEMANN, E, MÖLLER, D, JAESCHKE, W, HERRMANN, H, MÜLLER, K, CHEMNITZER, R, RÜD, C, GALGON, D, WIEDENSOHLER, A, ACKER, K, AUEL, R, WIEPRECHT, W

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Schmuecke hill cap cloud and valley stations aerosol characterisation during FEBUKO (I): Particle size distribution, mass, and main components by Brueggemann, E, Gnauk, T, Mertes, S, Acker, K, Auel, R, Wieprecht, W, Moeller, D, Collett, J L, Chang, H, Galgon, D, Chemnitzer, R, Rued, C, Junek, R, Wiedensohler, W, Herrmann, H

“…Hill cap cloud field experiments were performed during autumn 2001 and 2002 in the Thueringer Wald (Germany). Gas phase trace compounds were determined at an…”
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INTERCOMP 2000 MELPITZ: INTERCOMPARISON OF PM 2,5 HIGH VOLUME SAMPLER by WIEPRECHT, W., ACKER, K., AUEL, R., MUELLER, K.

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Schmücke hill cap cloud and valley stations aerosol characterisation during FEBUKO (I) : Particle size distribution, mass, and main components: FEBUKO and MODMEP: A combined study of aerosol-cloud interaction by field experiments and model development by BRÜGGEMANN, E, GNAUK, T, CHEMNITZER, R, RÜD, C, JUNEK, R, WIEDENSOHLER, W, HERRMANN, H, MERTES, S, ACKER, K, AUEL, R, WIEPRECHT, W, MÖLLER, D, COLLETT, J. L, CHANG, H, GALGON, D

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Influence of emission and transportation characteristics on chemical cloud water composition at Mt. Brocken (Germany) by Wieprecht, W, Möller, D, Acker, K, Naumann, S, Auel, R

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Droplet concentration (LWC) and its chemical composition after gas cleaning in the lignite fired power plant Ja¨nschwalde (FRG) by Wieprecht, W., Stieler, M., Heinze, G., Mo¨ller, D., Riebel, U., Hoffmann, E., Sparmann, A., Kalaß, D., Acker, K., Auel, R.

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Various 18-substituted progesterones by Auel, R A, Freerksen, R W, Watt, D S

“…In order to test the potential biological activity of 18-substituted progesterones, 3,20-dioxo-4-pregene-18-carbonitrile (ld approximately) was converted to…”
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